Patents by Inventor Nobuhiro Kihara

Nobuhiro Kihara has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9110306
    Abstract: A tissue-slice image acquirement and display apparatus includes: an entire-image acquirer that acquires a bright-field image of an entirety of a first slice of a tissue and a dark-field image of an entirety of a second slice of the tissue; a modifier that modifies a profile shape of a slice portion in the dark-field image on the basis of a profile shape of a slice portion in the bright-field image; a magnified-image acquirer that determines a range encompassing the second slice on the basis of the profile shape of the modified slice portion and that acquires, in a dark field, a magnified image of the second slice in the determined range; and a display controller that causes the bright-field image to be displayed and that causes a portion of the magnified image, the portion corresponding to a position selected in the bright-field image, to be displayed.
    Type: Grant
    Filed: August 24, 2010
    Date of Patent: August 18, 2015
    Assignee: Sony Corporation
    Inventors: Nobuhiro Hayashi, Koichiro Kishima, Takashi Yamamoto, Nobuhiro Kihara, Takamichi Yamakoshi, Fumiyasu Suzuki, Ryu Narusawa
  • Patent number: 9071761
    Abstract: An information processing apparatus includes an acquisition section and a correction section. The acquisition section acquires information of lightness distribution of a first image captured by an imaging section capable of capturing an image of an observed area provided on an optical path of an optical system of an optical microscope, the image of the observed area being obtained by the optical microscope, the first image being an image of the observed area in a state where no sample is placed therein, the lightness distribution resulting from the optical system of the optical microscope. The correction section corrects, based on the information of lightness distribution acquired by the acquisition section, lightness unevenness of a second image captured by the imaging section, the second image being an image of the observed area in a state where the sample is placed therein.
    Type: Grant
    Filed: April 23, 2013
    Date of Patent: June 30, 2015
    Assignee: Sony Corporation
    Inventors: Junichi Sakagami, Nobuhiro Kihara
  • Patent number: 9054554
    Abstract: In the case where the rotation speeds of respective magneto alternating current (AC) generators of a plurality of power source apparatuses (10, 20, and 30) are approximately the same rotation speed and the total electric power generation demand is the same as or smaller than the maximum total generated electric power of the plurality of power source apparatuses (10, 20, and 30), the integrated control unit (6) for integrally controlling the plurality of power source apparatuses (10, 20, and 30) selects at least one of the plurality of the power source apparatuses (10, 20, and 30) and controls a voltage control unit (5) of the selected power source apparatus in such a way that the selected power source apparatus generates maximum generated electric power thereof, at the rotation speed, that is the same as or smaller than the total electric power generation demand.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: June 9, 2015
    Assignee: Mitsubishi Electric Corporation
    Inventors: Fumito Uemura, Nobuhiro Kihara
  • Patent number: 9048735
    Abstract: A power supply device includes: a first switching element and a flywheel semiconductor element which are connected in series to a first DC power source in this order; and a reactor and a second DC power source which are connected in series in this order to a node between the first switching element and the flywheel semiconductor element. A second switching element and a charge circuit for charging a line between the first switching element and the second switching element are interposed between the reactor and the second DC power source. Abnormality of each element is determined from a voltage of each portion of the power supply device measured when the first and second switching elements and the flywheel semiconductor element are driven and controlled.
    Type: Grant
    Filed: March 29, 2013
    Date of Patent: June 2, 2015
    Assignee: Mitsubishi Electric Corporation
    Inventors: Nobuhiro Kihara, Hiroshi Okuda
  • Patent number: 9024605
    Abstract: The size of a reactor is reduced in a power supply device whose load circuit includes a second DC power supply. A power supply device includes: a chopper circuit CH connected between a first DC power supply E1 and load circuit L; and a filter circuit FI that includes a filter coil L2 and filter capacitor C and is interposed between the first DC power supply E1 and chopper circuit CH or between the second DC power supply E2 and chopper circuit CH; wherein the DC-current-inductance characteristic curve of the filter coil L2 and DC-current-inductance characteristic curve of the reactor L1 intersect each other, and the inductance value of the reactor L1 is made larger than that of the filter coil L2 in the region of current lower than a current value at the intersecting point.
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: May 5, 2015
    Assignee: Mitsubishi Electric Corporation
    Inventors: Nobuhiro Kihara, Isao Yoneda, Toru Daigo
  • Patent number: 8970193
    Abstract: An inductor L2 is inserted in series between an input power supply E and a switching device Q1. An input smoothing capacitor C2 is provided between a connecting point of the inductor L2 and the switching device Q1 and a ground point. Herein, let L2 be an inductance value of the inductor, C2 be an electrostatic capacity of the input smoothing capacitor, and T1 be a time since the switching device Q1 is switched from an ON state to an OFF state until the switching device Q1 is switched to an ON state again according to an output signal from a drive circuit DR, then T1 is set so as to satisfy 0<T1<??{square root over (L2×C2)} By lowering a voltage applied to a switching device when the switching device switches OFF from ON, it becomes possible to use a switching device having low breakdown voltage in a step-down DC-to-DC converter.
    Type: Grant
    Filed: June 18, 2012
    Date of Patent: March 3, 2015
    Assignee: Mitsubishi Electric Corporation
    Inventors: Nobuhiro Kihara, Yuichi Muramoto, Yusuke Higaki
  • Publication number: 20150004403
    Abstract: There is provided a method of manufacturing a structural object, including using rapid prototyping technology, forming a structure body from a powder material whose main component is a water-soluble compound. The formed structure body is impregnated with an adhesive that provides adhesive function upon reaction with moisture contained in the structure body.
    Type: Application
    Filed: November 9, 2012
    Publication date: January 1, 2015
    Inventors: Takeshi Matsui, Nobuhiro Kihara, Junichi Kuzusako, Tatsuya Minakawa, Kazuo Niizaka
  • Patent number: 8862365
    Abstract: A vehicular power supply device mounted on a vehicle equipped with an idle stop function is provided that enhances engine startability and suppresses a voltage drop at a battery driving the starter, so as to reduce energy consumption by the engine or other drive sources. The device includes a voltage converter for converting a DC voltage V1 output from a generator into a DC voltage control value V2 and for outputting the value, and when the idle-stop determination unit determines that the engine is in the idle stop state, the voltage converter outputs, depending on a current and voltage supplied to an electrical load including a starter, a second DC voltage control value V2a higher than a first DC voltage control value V2 that is a target output voltage for the battery.
    Type: Grant
    Filed: October 5, 2011
    Date of Patent: October 14, 2014
    Assignee: Mitsubishi Electric Corporation
    Inventors: Takayuki Ubukata, Naoki Itoi, Nobuhiro Kihara
  • Publication number: 20140300179
    Abstract: A vehicle power-supply unit has chargeable and rechargeable first power supply and second power supply connected to a voltage transducer at input and output terminals, respectively, and a switch element connected between the output terminal of the voltage transducer and the second power supply. By controlling a rector current flown through a reactor connected to at least two switching elements at one end when the voltage transducer is started, a capacitor connected between the other end of the reactor and the ground is charged, and the switch element is brought in a connection state according to a charging voltage of the capacitor and a voltage value of the second power supply. Consequently, a vehicle power-supply unit can protect the elements by preventing a rush current during a backflow and reverse connection and at start-up.
    Type: Application
    Filed: October 11, 2013
    Publication date: October 9, 2014
    Applicant: Mitsubishi Electric Corporation
    Inventors: Takayuki UBUKATA, Nobuhiro KIHARA
  • Patent number: 8854016
    Abstract: A power supply apparatus capable of setting a ripple current to be not more than an acceptable value regardless of an input voltage is obtained. The apparatus calculates switching frequency by a current detected by a current detector so that the switching frequency is set to be low if the current is large and the switching frequency is set to be high if the current is small. The switching frequency is set to be high if the input voltage is high and switching frequency is set to be low if the input voltage is low depending on a voltage inputted to an input terminal; and a switching element is controlled by restricting the switching frequency so that the switching frequency to be set by the current detected by the current detector is not lower than the switching frequency to be set by the input voltage.
    Type: Grant
    Filed: March 21, 2014
    Date of Patent: October 7, 2014
    Assignee: Mitsubishi Electric Corporation
    Inventors: Toru Daigo, Nobuhiro Kihara, Naoki Itoi
  • Publication number: 20140292294
    Abstract: The size of a reactor is reduced in a power supply device whose load circuit includes a second DC power supply. A power supply device comprises: a chopper circuit CH connected between a first DC power supply E1 and load circuit L; and a filter circuit FI that includes a filter coil L2 and filter capacitor C and is interposed between the first DC power supply E1 and chopper circuit CH or between the second DC power supply E2 and chopper circuit CH; wherein the DC-current-inductance characteristic curve of the filter coil L2 and DC-current-inductance characteristic curve of the reactor L1 intersect each other, and the inductance value of the reactor L1 is made larger than that of the filter coil L2 in the region of current lower than a current value at the intersecting point.
    Type: Application
    Filed: August 15, 2013
    Publication date: October 2, 2014
    Applicant: Mitsubishi Electric Corporation
    Inventors: Nobuhiro KIHARA, Isao YONEDA, Toru DAIGO
  • Patent number: 8829860
    Abstract: A power storage apparatus provided with a capacitor module and a power storage control circuit is connected between a generator and an electrical load. The capacitor module includes a plurality of capacitors and a plurality of switching devices which are connected in series with the capacitors, respectively, the capacitors and the switching devices together constituting a plurality of series circuits which are connected parallel to each other. When starting up the generator, the power storage control circuit controls only the specified switching device to become ON in order to quickly charge the capacitor which is connected in series with the switching device so that a voltage of the capacitor module is increased and a power source for starting up the generator is produced as high speed.
    Type: Grant
    Filed: October 13, 2011
    Date of Patent: September 9, 2014
    Assignee: Mitsubishi Electric Corporation
    Inventors: Mitsuo Sone, Nobuhiro Kihara
  • Patent number: 8801986
    Abstract: Disclosed is a method of manufacturing a molded object. The method includes: supplying a first liquid material to a first region out of a molding enabling region where a powder material is arranged and curing the powder material of the first region using a lamination molding technology to form a first insoluble part insoluble in a solvent; supplying a second liquid material different from the first liquid material to the powder material of a second region, which is provided so as to be surrounded by the first region, out of the molding enabling region and curing the powder material of the second region using the lamination molding technology to form a second soluble part soluble in the solvent; and dissolving the second part in the solvent.
    Type: Grant
    Filed: August 7, 2012
    Date of Patent: August 12, 2014
    Assignee: Sony Corporation
    Inventors: Takeshi Matsui, Nobuhiro Kihara, Junichi Kuzusako
  • Patent number: 8803488
    Abstract: A power supply apparatus capable of setting a ripple current to be not more than an acceptable value regardless of an input voltage is obtained. The apparatus calculates switching frequency by a current detected by a current detector so that the switching frequency is set to be low if the current is large and the switching frequency is set to be high if the current is small. The switching frequency is set to be high if the input voltage is high and switching frequency is set to be low if the input voltage is low depending on a voltage inputted to an input terminal; and a switching element is controlled by restricting the switching frequency so that the switching frequency to be set by the current detected by the current detector is not lower than the switching frequency to be set by the input voltage.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: August 12, 2014
    Assignee: Mitsubishi Electric Corporation
    Inventors: Toru Daigo, Nobuhiro Kihara, Naoki Itoi
  • Patent number: 8804222
    Abstract: An image recording medium in which a refractive index modulation is recorded in a material in a layer such that, when the hologram recording medium is illuminated from a predetermined angle and a viewpoint is moved horizontally with respect to a normal line, a hologram image having continuous parallax in at least the horizontal direction is reproduced and that, when the viewpoint is moved in a direction with respect to the normal line different from the horizontal direction, another image that is different from and thus is not continuous with the hologram image is reproduced.
    Type: Grant
    Filed: April 23, 2012
    Date of Patent: August 12, 2014
    Assignee: Sony Corporation
    Inventors: Nobuhiro Kihara, Akira Shirakura
  • Publication number: 20140204634
    Abstract: A power supply apparatus capable of setting a ripple current to be not more than an acceptable value regardless of an input voltage is obtained. The apparatus calculates switching frequency by a current detected by a current detector so that the switching frequency is set to be low if the current is large and the switching frequency is set to be high if the current is small. The switching frequency is set to be high if the input voltage is high and switching frequency is set to be low if the input voltage is low depending on a voltage inputted to an input terminal; and a switching element is controlled by restricting the switching frequency so that the switching frequency to be set by the current detected by the current detector is not lower than the switching frequency to be set by the input voltage.
    Type: Application
    Filed: March 21, 2014
    Publication date: July 24, 2014
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: TORU DAIGO, NOBUHIRO KIHARA, NAOKI ITOI
  • Patent number: 8786693
    Abstract: A microscope system includes an accommodation unit, a stage, an optical system, an image pickup unit, a movement mechanism, a control unit, an image processing unit, and a display unit. The accommodation unit is capable of accommodating a plurality of specimens. On the stage, each of the specimens loaded from the accommodation unit is placed. The optical system includes a lens for spherical aberration correction. The image pickup unit is capable of capturing a partial image of each of the specimens placed on the stage, via the optical system. The movement mechanism moves the lens for spherical aberration correction along an optical axis. The control unit controls movement of the lens for spherical aberration correction by the movement mechanism and correct spherical aberration. The image processing unit combines the partial images captured by the image pickup unit and generate a composite image. The display unit displays the generated composite image.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: July 22, 2014
    Assignee: Sony Corporation
    Inventors: Nobuhiro Kihara, Kiyoshi Osato, Koichiro Kishima
  • Patent number: 8767402
    Abstract: An electrical equipment casing includes a circuit board on which many electrical parts are mounted and a heat sink to which the circuit board is fixed. The heat sink is provided with a reactor housing dent that opens in a surface on which the circuit board is placed and radiator fins that reach a bottom portion of the reactor housing dent on a surface opposite to the surface on which the circuit board is placed at a position surrounding an outer circumference of the reactor housing dent. The reactor is housed in the reactor housing dent and a terminal thereof is electrically connected to the circuit board. This structure of the electrical equipment casing can contribute to an achievement of both of a size reduction of the overall casing and enhanced heat dissipation of the reactor.
    Type: Grant
    Filed: January 12, 2012
    Date of Patent: July 1, 2014
    Assignee: Mitsubishi Electric Corporation
    Inventors: Mitsuo Sone, Nobuhiro Kihara, Naoki Itoi, Fumito Uemura
  • Publication number: 20140162016
    Abstract: A method of producing a molded article includes forming an outer portion of a material that is soluble in a solvent, the outer portion having a predetermined shape; forming a covering portion of a first flexible material, the covering portion covering the outer portion, the first flexible material being insoluble in the solvent; dissolving the outer portion with the solvent, the outer portion being covered by the covering portion; and filling an area covered by the covering portion with a second flexible material, the area being obtained by dissolving the outer portion.
    Type: Application
    Filed: November 21, 2013
    Publication date: June 12, 2014
    Applicant: Sony Corporation
    Inventors: Takeshi Matsui, Nobuhiro Kihara, Junichi Kazusako
  • Publication number: 20140097805
    Abstract: An electric power supply system includes: an AC generator having a drooping characteristic; a rectification section for converting AC output of the AC generator to DC; a load having an electric storage device supplied with power from the AC generator; and a control section provided between the rectification section and the load. The control section controls the AC generator so that the AC generator operates at predetermined voltage lower than output voltage corresponding to the maximum power operation point of the AC generator.
    Type: Application
    Filed: February 15, 2012
    Publication date: April 10, 2014
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yuuya Tanaka, Masaki Yamada, Shigeki Harada, Hiroshi Okuda, Nobuhiro Kihara